ES2291675T3 - Metodo de generar un cifrado de flujo utilizando claves multiples. - Google Patents

Metodo de generar un cifrado de flujo utilizando claves multiples. Download PDF

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Publication number
ES2291675T3
ES2291675T3 ES03757595T ES03757595T ES2291675T3 ES 2291675 T3 ES2291675 T3 ES 2291675T3 ES 03757595 T ES03757595 T ES 03757595T ES 03757595 T ES03757595 T ES 03757595T ES 2291675 T3 ES2291675 T3 ES 2291675T3
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ES
Spain
Prior art keywords
order
function
octet
random
octets
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
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ES03757595T
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English (en)
Spanish (es)
Inventor
Stephen Laurence Boren
Andre Jacques Brisson
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Individual
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Individual
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Publication of ES2291675T3 publication Critical patent/ES2291675T3/es
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/24—Key scheduling, i.e. generating round keys or sub-keys for block encryption

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Storage Device Security (AREA)
  • Saccharide Compounds (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
ES03757595T 2002-11-20 2003-10-06 Metodo de generar un cifrado de flujo utilizando claves multiples. Expired - Lifetime ES2291675T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/299,847 US7190791B2 (en) 2002-11-20 2002-11-20 Method of encryption using multi-key process to create a variable-length key
US299847 2002-11-20

Publications (1)

Publication Number Publication Date
ES2291675T3 true ES2291675T3 (es) 2008-03-01

Family

ID=32297785

Family Applications (1)

Application Number Title Priority Date Filing Date
ES03757595T Expired - Lifetime ES2291675T3 (es) 2002-11-20 2003-10-06 Metodo de generar un cifrado de flujo utilizando claves multiples.

Country Status (13)

Country Link
US (1) US7190791B2 (de)
EP (1) EP1566009B1 (de)
JP (1) JP4608319B2 (de)
KR (1) KR100994841B1 (de)
CN (1) CN100568802C (de)
AT (1) ATE370569T1 (de)
AU (1) AU2003273688B2 (de)
BR (2) BR0316473A (de)
CA (2) CA2414261A1 (de)
DE (1) DE60315700T2 (de)
ES (1) ES2291675T3 (de)
MX (1) MXPA05005358A (de)
WO (1) WO2004047361A1 (de)

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US9166782B2 (en) * 2006-04-25 2015-10-20 Stephen Laurence Boren Dynamic distributed key system and method for identity management, authentication servers, data security and preventing man-in-the-middle attacks
US20080304664A1 (en) * 2007-06-07 2008-12-11 Shanmugathasan Suthaharan System and a method for securing information
US20100235689A1 (en) * 2009-03-16 2010-09-16 Qualcomm Incorporated Apparatus and method for employing codes for telecommunications
EP2611062B1 (de) * 2010-08-24 2018-07-18 Mitsubishi Electric Corporation Verschlüsselungsvorrichtung, verschlüsselungssystem, verschlüsselungsverfahren und verschlüsselungsprogramm
CN102647393B (zh) * 2011-02-21 2017-02-22 鸿合科技有限公司 一种数字标牌的内容防盗播方法
US8767954B2 (en) * 2011-12-01 2014-07-01 Colloid, Llc Methods and systems for deriving a cryptographic framework
WO2015102839A1 (en) * 2013-12-30 2015-07-09 Jvl Ventures, Llc Systems, methods, and computer program products for providing application validation
CN106209736B (zh) * 2015-05-04 2020-01-17 腾讯科技（深圳）有限公司 流媒体数据播放方法、终端及流媒体服务器
CN105406960B (zh) * 2015-12-20 2019-02-22 河南思维自动化设备股份有限公司 一种信息加密和解密的方法
WO2017132693A2 (en) * 2016-01-28 2017-08-03 Tfor Llc Removing information from data
FI20165911A7 (fi) * 2016-11-30 2018-05-31 Sam Widlund Menetelmä ja järjestelmä tiedon salaukseen
CN106953875A (zh) * 2017-04-26 2017-07-14 吉林大学珠海学院 基于多密钥流密码的顺序加密方法
ZA202004225B (en) 2019-07-11 2023-07-26 Entersekt International Ltd System and method for secure input at a remote service
US11621837B2 (en) 2020-09-03 2023-04-04 Theon Technology Llc Secure encryption of data using partial-key cryptography
US11310042B2 (en) 2020-09-11 2022-04-19 Crown Sterling Limited, LLC Methods of storing and distributing large keys
US11552780B2 (en) * 2020-12-23 2023-01-10 Theon Technologies, Inc. Homomorphic one-time pad encryption
US11755772B2 (en) 2021-09-20 2023-09-12 Crown Sterling Limited, LLC Securing data in a blockchain with a one-time pad
US11943336B2 (en) 2021-11-22 2024-03-26 Theon Technology Llc Use of gradient decent function in cryptography
US11791988B2 (en) 2021-11-22 2023-10-17 Theon Technology Llc Use of random entropy in cryptography
US11902420B2 (en) * 2021-11-23 2024-02-13 Theon Technology Llc Partial cryptographic key transport using one-time pad encryption
US12405781B2 (en) 2022-08-25 2025-09-02 National Technology & Engineering Solutions Of Sandia, Llc Systems and methods for automatically updating system firmware
US12261952B2 (en) 2022-11-04 2025-03-25 Crown Sterling Limited, LLC Multiple vector one-time key pad
US12250310B2 (en) 2023-01-09 2025-03-11 Crown Sterling Limited, LLC Use of irrational numbers in elliptic curve cryptography

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Also Published As

Publication number Publication date
EP1566009A1 (de) 2005-08-24
DE60315700D1 (de) 2007-09-27
EP1566009B1 (de) 2007-08-15
KR100994841B1 (ko) 2010-11-16
WO2004047361A1 (en) 2004-06-03
AU2003273688B2 (en) 2009-06-25
CA2414261A1 (en) 2004-05-20
KR20050086746A (ko) 2005-08-30
JP4608319B2 (ja) 2011-01-12
CN1714531A (zh) 2005-12-28
CA2505338A1 (en) 2004-06-03
MXPA05005358A (es) 2005-08-03
AU2003273688A1 (en) 2004-06-15
BR0316473A (pt) 2005-10-11
ATE370569T1 (de) 2007-09-15
US7190791B2 (en) 2007-03-13
CA2505338C (en) 2012-09-04
JP2006506668A (ja) 2006-02-23
US20040096056A1 (en) 2004-05-20
BRPI0316473B1 (pt) 2018-03-13
CN100568802C (zh) 2009-12-09
DE60315700T2 (de) 2008-06-05

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